Reliability of a self-administered health questionnaire for secondary school students (adolescents).
D000293:Adolescent; D003710:Demography; D005260:Female; D006306:Health Surveys; D006801:Humans; D007361:Intelligence Tests; D008297:Male; D012572:School Health Services; D012649:Self Concept; D012959:Socioeconomic Factors; D011795:Surveys and Questionnaires